martes, 15 de diciembre de 2009
domingo, 6 de diciembre de 2009
sábado, 23 de mayo de 2009
A new type of solar cell
Story: The iJET is a new type of solar cell that's cheap and easy to make, requiring not much more than a pizza oven, some nail polish remover, and a common inkjet printer. Australian scientist Nicole Kuepper describes her invention.
Listen to the interview and write a short comment on this invention:
miércoles, 13 de mayo de 2009
American Inventions: Conquering the West
What were these inventions? What did they mean?
SOL USI.8c: Inventions
View more presentations from Lisa Pennington.
What is it? Strange Inventions
Have a look and propose your own invention
to make your life easier.
to make your life easier.
inventions
View more presentations from Kezzi.
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